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https://drivepatents.com/patents/938428 · 31 Aug 2016
A tire has a tread, wherein: provided that a position distanced from the tread center position A on each side in the tire width direction by 1/4 of the entire peripheral length of the tread surface is position B, a length of a straight line 1 A between the...
https://drivepatents.com/patents/938428 · 31 Aug 2016
A tire has a tread, wherein: provided that a position distanced from the tread center position A on each side in the tire width direction by 1/4 of the entire peripheral length of the tread surface is position B, a length of a straight line 1 A between the...
https://drivepatents.com/patents/940249 · 20 Jul 2016
A rubber composition comprising, based on parts by weight per 100 parts by weight of elastomer (phr), conjugated diene-based elastomers comprising 55 to 80 phr of a cis 1,4-polyisoprene rubber, and 20 to 45 phr of at least one additional conjugated diene-b...
https://drivepatents.com/patents/940176 · 20 Jul 2016
This invention is based upon the discovery that the silica compounding additives of this invention can be included in silica reinforced rubber formulations to increase the low strain dynamic stiffness exhibited by the rubber composition without a substanti...
https://drivepatents.com/patents/941503 · 22 Jun 2016
This invention relates to the technical field of tire. Specifically, the invention relates to oil-proof rubber material for the tire tread and its preparation method and the application thereof. This material is characterized in comprising the following co...
https://drivepatents.com/patents/941446 · 22 Jun 2016
A rubber composition is disclosed. comprising, based on parts by weight per 100 parts by weight rubber (phr): (A) 100 phr of at least one conjugated diene-based elastomer which includes: (1) 20 to 100 phr of a functionalized styrene/butadiene elastomer der...
https://drivepatents.com/patents/941502 · 22 Jun 2016
The present invention relates to the field of tire tread, specifically, relates to a rubber material used for the tire tread with the properties of pricking resistance, and chunking and chipping resistance, its preparation method and the application thereo...
https://drivepatents.com/patents/941671 · 15 Jun 2016
A tire comprising a tread (10) is disclosed. The tread (10) comprises a plurality of circumferential grooves (20, 24) separating circumferential ribs, each groove (20, 24) comprising a bottom (21) and two sidewalls (22, 23); and one or more groove reinforc...
https://drivepatents.com/patents/942281 · 8 Jun 2016
The invention relates to a tire tread comprising a rubber composition for a groove reinforcement (30) in the tire tread (10), the tire tread (10) comprising a plurality of circumferential grooves (20). The rubber composition comprises at least one rubber c...
https://drivepatents.com/patents/943766 · 4 May 2016
Provided are a rubber composition using an antioxidant synthesized from biological resources including botanical resources, wherein the value of δ13C of the antioxidant is from -30‰ to -26‰, or -22‰ or more, and a tire using the rubber composition.